Now showing items 1-4 of 4

    • Investigate the liberation of copper from waste Printed Circuit Boards (PCBs) 

      Mohd Zaheruddin, Kasmuin; Aimi Noorliyana, H.; Md. Fazlul, Bari; Sri Asliza, Md. Amin; Faizul, Che Pa; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Universiti Malaysia PerlisSchool of Materials Engineering & School of Environmental Engineering, 2010-06-09)
      Nowadays the waste PCBs increasing sharply proportionally the number of personal computers which is 5.7 million in 2005 and the predict amounts, it will be increase to 11.5 Million in 2010 (Unit Perancangan Ekonomi, ...
    • A study of comminution-liberation and floatability of Copper from printed circuit boards (PCBs) scrap 

      Aimi Noorliyana, Hashim; Mohd Zaheruddin, Kasmuin; Md Fazlul, Bari; Sri Asliza, Md Amin; Kamarudin, Hussin (Universiti Kebangsaan Malaysia (UKM), 2008-12-03)
      Printed circuit boards (PCBs) were collected from obsolete or defective computers that are the largest source of the kind of waste. PCBs are composed of different materials such as polymers, ceramics and metals. The studies ...
    • A study of comminution-liberation and floatability of Copper from printed circuit boards (PCBs) scrap 

      Aimi Noorliyana, Hashim; Mohd Zaheruddin, Kasmuin; Md Fazlul, Bari; Sri Asliza, Md Amin; Kamarudin, Hussin (Universiti Kebangsaan Malaysia (UKM), 2008-12-03)
      Printed circuit boards (PCBs) were collected from obsolete or defective computers that are the largest source of the kind of waste. PCBs are composed of different materials such as polymers, ceramics and metals. The studies ...
    • A study of liberation and separation process of metals from printed circuit boards (PCBS) scraps 

      Aimi Noorliyana, Hashim; Mohd Zaheruddin, Kasmuin; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Trans Tech Publications, 2013-12)
      Since the metallic elements are covered with or encapsulated by various plastic or ceramic materials on printed circuit boards (PCBs), a pre-treatment process allowing their liberation and separation is first needed in ...